Heal the Bay has released its annual report card on California beaches. The dirtiest include one in L.A. County and four in San Diego County.

After the GOP-led House ignored rules to revoke the Golden State’s authority to implement the nation’s toughest vehicle pollution rules, Senate Republicans followed suit.

Newsom wants to allocate half of funds from the landmark cap and trade program to high speed rail and firefighting — leaving too little for other climate work, critics say.

California leaders announced the impending filing of legal action and resolved to keep protecting the health and safety of Californians.

The board that oversees California’s toxic substances agency unanimously voted Thursday to remove a controversial proposal that would have weakened a state hazardous waste disposal rule.

California has the tools, means and desire to fight back against Trump's environmental actions, including through lawsuits and legislation, experts say.

California's flawed VMT modeling framework is undermining its goal of aligning housing with climate goals, and the state should modernize its tools, rethink its reliance on VMT, and replace regional baselines with statewide comparisons to ensure equitable and effective housing development.

Two of the most contentious issues awaiting votes in Congress would have particularly heavy impacts on California.